Home / 18,362,813.60-27,520,600.80-11,166,708.80

Finding the Fourth Proportional to 18,362,813.60, 27,520,600.80 and 11,166,708.80

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Solution

The fourth proportional to 18,362,813.60, 27,520,600.80 and 11,166,708.80 is: 16,735,699.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,362,813.60 : 27,520,600.80 = 11,166,708.80 : x
  2. Step 2: Convert to fraction form
    18,362,813.60/27,520,600.80 = 11,166,708.80/x
  3. Step 3: Cross multiply
    18,362,813.60x = 27,520,600.80 × 11,166,708.80
  4. Step 4: Simplify right side
    18,362,813.60x = 307,314,535,134,647.06
  5. Step 5: Solve for x
    x = 307,314,535,134,647.06/18,362,813.60
  6. Step 6: Final answer
    x = 16,735,699.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.